package com.ruoyi.wechat.service;

import com.ruoyi.common.core.domain.AjaxResult;

import java.io.IOException;

/**
 * @author cj
 */
public interface ICaptchaService {

    /**
     * 获取图片验证码
     * @return 返回值
     */
    AjaxResult getImgCode() throws IOException;
}
